Photo, 1960 Meeting for the signing of the "Déclaration Constitutive du Nouveau Réalisme" in Yves Klein's studio
Photo, 1957 Yves Klein at the opening of his exhibition "Yves Propositions monochromes", Galerie Schmela, Düsseldorf
Photo, 1957 Yves Klein hanging his works for the exhibition "Yves Propositions monochromes", Galerie Schmela
Exhibition, 31 May 1957 - 23 Jun 1957 Yves Propositions monochromes Galerie Schmela, Düsseldorf, Germany
Photo, October 27th 1960 Meeting for the signature of the “Déclaration Constitutive du Nouveau Réalisme” in Yves Klein’s studio